Patents by Inventor Matthias Kehrer

Matthias Kehrer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Methods of making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 11034641
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: June 15, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts for making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 10882034
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: January 5, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods Of Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20200299220
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Application
    Filed: June 10, 2020
    Publication date: September 24, 2020
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods of making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 10723687
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: July 28, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods of making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 10717696
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: July 21, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts For Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20190240650
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Application
    Filed: April 16, 2019
    Publication date: August 8, 2019
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts for making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 10307744
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: June 4, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts for making acrylic acid from lactic acid or its derivatives in liquid phase
    Patent number: 10307745
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: June 4, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods of making acrylic acid from lactic acid using molten salt catalysts
    Patent number: 10301247
    Abstract: A method of making acrylic acid in liquid phase by contacting a feed stream containing lactic acid, lactide, or mixtures thereof with a molten salt catalyst comprising a protic ionic liquid (PIL), which contains a bromide anion (Br?), is provided.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: May 28, 2019
    Assignees: The Procter & Gamble Company, Friedrich Alexander Universitat Erlangen-Nurnberg
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods Of Making Acrylic Acid From Lactic Acid Using Molten Salt Catalysts
    Publication number: 20180258024
    Abstract: A method of making acrylic acid in liquid phase by contacting a feed stream containing lactic acid, lactide, or mixtures thereof with a molten salt catalyst comprising a protic ionic liquid (PIL), which contains a bromide anion (Br?), is provided.
    Type: Application
    Filed: March 7, 2018
    Publication date: September 13, 2018
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods Of Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20180148400
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Application
    Filed: January 11, 2018
    Publication date: May 31, 2018
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts For Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20180133705
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Application
    Filed: January 11, 2018
    Publication date: May 17, 2018
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Methods Of Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20180029969
    Abstract: Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias
  • Catalysts For Making Acrylic Acid From Lactic Acid Or Its Derivatives In Liquid Phase
    Publication number: 20180029026
    Abstract: Catalysts for the dehydration of lactic acid, lactic acid derivatives, or mixtures thereof to acrylic acid, acrylic acid derivatives, or mixtures thereof in liquid phase comprising an ionic liquid (IL) and an acid are provided.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Inventors: Jakob Albert, Peter Wasserscheid, Nicola Taccardi, Jens Nagengast, Matthias Kehrer, Julian Kadar, Dimitris Ioannis Collias